115528563191 has 2 divisors, whose sum is σ = 115528563192. Its totient is φ = 115528563190.

The previous prime is 115528563187. The next prime is 115528563193. The reversal of 115528563191 is 191365825511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115528563191 - 2² = 115528563187 is a prime.

Together with 115528563193, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115528563193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57764281595 + 57764281596.

It is an arithmetic number, because the mean of its divisors is an integer number (57764281596).

Almost surely, 2^115528563191 is an apocalyptic number.

115528563191 is a deficient number, since it is larger than the sum of its proper divisors (1).

115528563191 is an equidigital number, since it uses as much as digits as its factorization.

115528563191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324000, while the sum is 47.

The spelling of 115528563191 in words is "one hundred fifteen billion, five hundred twenty-eight million, five hundred sixty-three thousand, one hundred ninety-one".